Explain the presence of dissolved particles on one side of a membrane results in diffusion of water across the membrane

This is the Law of Diffusion I believe. Particles always go from high concentration to low concentration.

economic impact of malaria is estimated to cost africa $12 billion every year. this figure factors in costs of health care, absenteeism, days lost in education, decreased productivity due to brain damage from cerebral malaria, and loss of investment and tourism.